With one built-in M.2 and one Mini PCIe expansion slots, you can install an M.2 SSD, Wi-Fi module or other compatible devices providing strong expansion capability and network connectivity. The HX170V features Shuttle’s heat pipe cooling with smart fan technology and is 24/7 certified and able to operate within 0-50 ⁰C temperatures to meet the requirements of diverse applications whether in Digital signage, Kiosk, HTPC, or office PC.